2019学年高二英语外研版选修9练习：Unit2《DNA—theSecretofLife》SectionⅣ(含解析)

1、SectionWReading Practice & CulturalCorner&Writing语篇突破速读精读细读语篇逐层突破1：判断正(T)误(F)1. The most famous scienee fiction The Time Machine was written by an FrenchWriter.()2. One type of human being evolved into a kind of creature called the Eloi was small andbeautiful.()3. The Elois mouths were big, with bri

2、ght red, rather thick lips.()4. The Morlocks were queer little ape-like figures.( )5. The Morlocks were like a human spider.()【答案】1.F 2.T 3.F 4.T 5.T课文缩写Peking University biologist Xu Chongren explains that 1._ biologytech niq ues are used to take a gene from one 2._ and put it into ano ther.If a ge

3、nefor 3._to drought is put into wheat or maize, the n a crop highly resista nt to4. _ can be produced.Scientists have found that a crop with a gene that kills5. _ can leave a 6._ in the soil that kills helpful as well as harmful7._ .Yet reduc ing the 8._of in secticides n eeded by using GM crops can

4、reduce the amount of can cer produci ng chemicalsor carci nogens that are found in food.【答案】1.molecular 2.orga nism 3.resista nee4.drought 5.pests 6.poison 7.insects8. amount核心知识提素能,条分缕析词汇用送细盘点resistancen.抵抗力；对抗；抵抗（教材P25）lf a gene for resistanceto drought is put into wheat or maize, then a crophighl

5、y resista nt to drought can be produced果抗旱基因放进玉米或小麦，然后抗干 旱性强的作物就可以生产出来。The exhibition is held to commemorate the 71st anniversary of World WarnandChin as War of ResistanceAga inst Japa nese Aggressi on.举办这项展览是为了纪念第二次世界大战71周年和中国的抗日战争。The firm has to overcome its resistanceto the new tech no logy这家公司必

6、须克服 对采用新技术的阻力。| I归纳拓展归纳拓展put an end toarmed resistanee停止武装抵抗This new type of in fectio n is resistant toan tibiotics.这种新传染病对抗生素有抗药力。完成句子1良好的日常饮食可增强身体的抗病能力A good diet helps the body to_disease.2大凡坚持锻炼的，身体抵抗力都比较强。Gen erally those who exercise regularly_disease.用resist/resistant/resistanc的适当形式填空3Elderl

7、y people are not always_ to cha nge.4There has bee n a lot ofto the new law.5The bank strongly_ cutt ing in terest rates.【答案】 build up resista nee tohave high resista nee toresista ntresista neeresistedresista neeto对的阻力；对的抵抗力make no resistanee未作抵抗resist v.抵制；抵抗；反抗；忍住resista ntadj.抵抗的；对抗的；不受影响的be res

8、ista nt to对有抵抗力的；耐的oppose doing sth.反对做某事（教材P25）lf a gene that produces an allergic reaction is transferred into anothercrop,.如果一个产生过敏反应的基因被转移到另一种作物上,She has beertransferred to ano ther departme nt.她已被调往另一部门。Her father transferred her to a better school.她父亲把她转到了一所更好的学校。With in a few years they hadtr

9、ansferred barre n wastesinto fertile fields.几年之内他们就把荒地变成了良田。的应用完成句子1两天后，这个展会转移到另外一个城市。The exhibition_ano ther city two days later.2那笔钱已转到我账上。The sum of money has been_my acco unt.3他就要调到另一个地方去。He was about to_ ano ther place.【答案】 was tran sferred totran sferred intobe tran sferred to（教材P25）ln Europe,

10、 a majority of consumers are in favour of banning them, and79 perce nt of the UK public opposesGM food.在欧洲，大多数消费者都赞成禁止他们，79%的英国民众反对转基因食品。He found himself opposedby his own deputy.他发现自己的副手反对自己。They opposedthe gover nmen ts new policies.他们反对政府的新政策。I would opposecha nging the law.我将反对改变这个法规。T T 归纳拓展归纳拓

11、展I-转移；调动；改变；转变（+opposev.反对transfer v.opposedadj.as opposed tobe opposed to (do ing) sth.I_I am opposed togoing shopp ing with others.我反对与他人一起外出购物。即时应用完成句子1这项锻炼不是增强力量，而是增强柔韧性的。This exercise develops suppleness_ stren gth.2他把所有反对他的人都关进了监狱。He threw all those that_.【答案】 as opposed tcopposed him into pri

12、s on(教材P27)The Time Traveller, as he is called, finds that human beings haveevolvedinto two completely different kinds of creatures.这位被称为时光旅行者的人 发现，人类已经进化成两种完全不同的生物。Each school mustevolveits own way of worki ng.每个学校必须形成自己的办学方式。T T 归纳拓展归纳拓展I-evolve out of从演变（或进化、发展、发育）而成evolve into发展成；进化成evolve from由

13、进化evolved adj.进化的evolveme nt n.演变；发展；演化；进化1Scientists think that birds probably evolved from reptiles.科学家认为，鸟很可能是由爬行动物进化而来的。The simple pla n evolved intoa complicated scheme.这个简单的计划发展成了一项复杂的规划。强烈反对；截然相反与形成对照 反对evolvev.（使）逐步形成；发展；进化；成长(+from/into)即旳画用完成句子1这一系统有朝一日很有可能演变成一种新的生产方式。Hopefully this system

14、 will someday_a new product ion method.2我们人类从猿类开始进化用了几百万年的时间。It has take n us several millio n years to_the apes.【答案】evolve intoevolve fromfancy v.想象；设想；喜爱n.喜爱（教材P27）l fancied even then that there was a lack of the interest I might haveexpected in them.我甚至那时在想，我可能对他们缺乏预想的兴趣。Fancy her saying a thing

15、like that!你能想象她竟说出那样的话来！I fancy hes pretty happy.我猜想他很幸福。T T 归纳拓展归纳拓展I-fan cy+n ./pr on./doin g/that从句想象fancy sb.（to be/as+n./adj./prep.-phrase设想某人take a fancy to喜欢； 爱上have a fancy for喜欢；想要；热衷于；爱好fancy oneself as.认为自己（可以成为.）；自以为是（某种人才）I_ II have taken a fancy to that new bicycle.我非常喜欢那辆新自行车。I fancy

16、the car he uses was made many years ago.我想他用的汽车是很多年前制造的。即时画甩完成句子他迷恋上了邻家的女孩子。He_the girl n ext door.2想一想整天坐在太阳底下的滋味吧!_ in the sun all day!3我不喜欢在雨中行走。_ in the rai n.【答案】 took a fancy toFancy sitti ngdont fancy walk ing（教材P27）Gradually the truth dawned on me.渐渐的我明白了事实。A new age for mankind is dawning.一

17、个人类的新时代正在出现。A new era is now dawning upon the world.世界正进入一个新时代。T T 归纳拓展归纳拓展I-daw n on/upon sb./sth.逐渐（被人）知晓；明白It daw ned on sb.that/wh-clause某人开始明白daw n on on es mind了解daw n on on es view出现在某人面前at daw nI拂晓；天一亮即时画用完成句子我突然意识到我乘错了火车。It sudde nlyrd caught the wrong train.他开始明白真相。The truth bega n to.天一亮他

18、们就开始干活。They start work.【答案】 daw ned on me thatdaw n on himat daw ndawn v.开始（出现）；渐渐明白n.黎明；破晓写作探究融会贯通写作主题巧突破I IIV如何写表达观点的作文佳作构建【写作任务】科学的发展使得人们能够改变很多普通食物的基因构成。你班同学参加了以“转基因食品的优劣”为主题的辩论会，请根据以下提示写一篇发言稿提出正方观点，谈谈转基因食品的益处。1解决粮食短缺问题；2减少农药使用；3节省生产成本，降低食物售价。注意：1.词数100左右；2可根据内容要点适当增加细节，以使行文连贯；3可适当发挥被省略的内容；4开头语已为

19、你写好，不计入总词数。参考词汇：GM food(genetically modified food)转基因食品；shortage短缺；spray喷洒Hello，everybody!From our point of view there are some ben efits of gen eticallymodified food.3减少杀虫剂的使用 _4养活人们 _5减少生产费用 _6降低价格 _遣词造句II.词汇仁食物短缺_2._目前的世界重应用,7环保的 _【答案】1.food shortage 2.the present world3reduce the use of insectic

20、ide 4.feed the people 5reduce the production cost 6.lower the price7environmentally friendlyn.句式1我们认为，转基因食品有些好处。，there are some benefits of genetically modified food. 2首先，转基因食品能解决目前世界上粮食短缺问题。Firstly, Genetically modified food can_in the present world.3其次，转基因食品能减少农药使用。Secondly, genetically modified f

21、ood can_ insecticide.4第三，转基因食品能节省生产成本，降低食物售价。Thirdly, genetically modified food can_ .【答案】1.From our point of view 2.solve the shortage of the food supplies3.reduce the use of 4.reduce production costs and so lower food prices妙笔成篇【参考范文】Genetically modified food is good for usHello,everybody!From_our point of view_there are some benefits of genetically modified food.Firstly, genetically modified food can solve the shortage of the food supplies in the presentworld.Scientists say there are about 6 billion people now on the earth and the nu mber will in crease to12 billio n by 2